Ottawa Public Library – Stittsville Branch Location 1637 Stittsville Main StreetStittsvilleOntario Next Event Stittsville Public Library - Plant Swap - Saturday, May 18 - Sunday, May 19 - 10:00 am - 5:00 pm Upcoming Events Stittsville Public Library - Plant Swap - Saturday, May 18 - Sunday, May 19 - 10:00 am - 5:00 pm